/*
 *    Copyright (c) 2006 ThoughtWorks, Inc.
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package com.thoughtworks.turtlemock.constraint;

public class StringContainConstraint implements Constraint {
    private final String text;

    public StringContainConstraint(String text) {
        this.text = text;
    }

    public CheckResult check(Object param) {
        String message = param + " should contain " + text + " but not\n";
        boolean isFullFilled = param != null && param.toString().indexOf(text) >= 0;
        return new CheckResult(message, isFullFilled);
    }
}
